diff --git a/app/src/main/java/io/legado/app/data/AppDatabase.kt b/app/src/main/java/io/legado/app/data/AppDatabase.kt
index 78739d9ca..761bd9830 100644
--- a/app/src/main/java/io/legado/app/data/AppDatabase.kt
+++ b/app/src/main/java/io/legado/app/data/AppDatabase.kt
@@ -16,7 +16,7 @@ val appDb by lazy {
 }
 
 @Database(
-    version = 38,
+    version = 39,
     exportSchema = true,
     entities = [Book::class, BookGroup::class, BookSource::class, BookChapter::class,
         ReplaceRule::class, SearchBook::class, SearchKeyword::class, Cookie::class,
diff --git a/app/src/main/java/io/legado/app/data/DatabaseMigrations.kt b/app/src/main/java/io/legado/app/data/DatabaseMigrations.kt
index 376bc5197..6ecd85054 100644
--- a/app/src/main/java/io/legado/app/data/DatabaseMigrations.kt
+++ b/app/src/main/java/io/legado/app/data/DatabaseMigrations.kt
@@ -34,7 +34,8 @@ object DatabaseMigrations {
             migration_34_35,
             migration_35_36,
             migration_36_37,
-            migration_37_38
+            migration_37_38,
+            migration_38_39
         )
     }
 
@@ -294,7 +295,7 @@ object DatabaseMigrations {
         override fun migrate(database: SupportSQLiteDatabase) {
             database.execSQL("ALTER TABLE `rssSources` ADD `loginUrl` TEXT")
             database.execSQL("ALTER TABLE `rssSources` ADD `loginUi` TEXT")
-            database.execSQL("ALTER TABLE `rssSources` ADD`loginCheckJs` TEXT")
+            database.execSQL("ALTER TABLE `rssSources` ADD `loginCheckJs` TEXT")
         }
     }
 
@@ -303,4 +304,10 @@ object DatabaseMigrations {
             database.execSQL("ALTER TABLE `book_sources` ADD `respondTime` INTEGER NOT NULL DEFAULT 180000")
         }
     }
+
+    private val migration_38_39 = object : Migration(38, 39) {
+        override fun migrate(database: SupportSQLiteDatabase) {
+            database.execSQL("ALTER TABLE `rssSources` ADD `concurrentRate` TEXT")
+        }
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/data/entities/BaseSource.kt b/app/src/main/java/io/legado/app/data/entities/BaseSource.kt
index 4e2ae0a9a..4f403b613 100644
--- a/app/src/main/java/io/legado/app/data/entities/BaseSource.kt
+++ b/app/src/main/java/io/legado/app/data/entities/BaseSource.kt
@@ -17,8 +17,9 @@ import javax.script.SimpleBindings
 @Suppress("unused")
 interface BaseSource : JsExtensions {
 
-    var loginUrl: String?
-    var header: String?
+    var concurrentRate: String? // 并发率
+    var loginUrl: String?       // 登录地址
+    var header: String?         // 请求头
 
     fun getStoreUrl(): String
 
diff --git a/app/src/main/java/io/legado/app/data/entities/BookSource.kt b/app/src/main/java/io/legado/app/data/entities/BookSource.kt
index 0543b9587..c72b0dc4f 100644
--- a/app/src/main/java/io/legado/app/data/entities/BookSource.kt
+++ b/app/src/main/java/io/legado/app/data/entities/BookSource.kt
@@ -23,12 +23,12 @@ data class BookSource(
     var bookSourceUrl: String = "",                 // 地址，包括 http/https
     var bookSourceType: Int = BookType.default,     // 类型，0 文本，1 音频, 3 图片
     var bookUrlPattern: String? = null,             // 详情页url正则
-    var concurrentRate: String? = null,             //并发率
     var customOrder: Int = 0,                       // 手动排序编号
     var enabled: Boolean = true,                    // 是否启用
     var enabledExplore: Boolean = true,             // 启用发现
+    override var concurrentRate: String? = null,    //并发率
     override var header: String? = null,            // 请求头
-    override var loginUrl: String? = null,                // 登录地址
+    override var loginUrl: String? = null,          // 登录地址
     var loginUi: List<RowUi>? = null,               //登录UI
     var loginCheckJs: String? = null,               //登录检测js
     var bookSourceComment: String? = null,          // 注释
diff --git a/app/src/main/java/io/legado/app/data/entities/RssSource.kt b/app/src/main/java/io/legado/app/data/entities/RssSource.kt
index 424064f11..2127067cb 100644
--- a/app/src/main/java/io/legado/app/data/entities/RssSource.kt
+++ b/app/src/main/java/io/legado/app/data/entities/RssSource.kt
@@ -20,9 +20,10 @@ data class RssSource(
     var sourceGroup: String? = null,
     var sourceComment: String? = null,
     var enabled: Boolean = true,
+    override var concurrentRate: String? = null,    //并发率
     override var header: String? = null,            // 请求头
-    override var loginUrl: String? = null,                // 登录地址
-    var loginUi: List<RowUi>? = null,             //登录UI
+    override var loginUrl: String? = null,          // 登录地址
+    var loginUi: List<RowUi>? = null,               //登录UI
     var loginCheckJs: String? = null,               //登录检测js
     var sortUrl: String? = null,
     var singleUrl: Boolean = false,
diff --git a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeUrl.kt b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeUrl.kt
index b55fab5b8..bb2c0cf82 100644
--- a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeUrl.kt
+++ b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeUrl.kt
@@ -270,6 +270,7 @@ class AnalyzeUrl(
         if (type != null) {
             return StrResponse(url, StringUtils.byteToHexString(getByteArray()))
         }
+
         setCookie(source?.getStoreUrl())
         if (useWebView) {
             val params = AjaxWebView.AjaxParams(url)